Erratum regarding missing Declaration of Competing Interest statements in previously published articles

Declaration of Competing Interest statements were not included in published version of the following articles that appeared in previous issues of Operative Techniques in Otolaryngology - Head and Neck Surgery. Hence, The authors were contacted after publication to request a Declaration of Interest statement:

Source: Operative Techniques in Otolaryngology - Head and Neck Surgery - May 22, 2021 Category: ENT & OMF Source Type: research